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Finding the Fourth Proportional to 16,553.29, 24,829.90 and 7,192.12

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Solution

The fourth proportional to 16,553.29, 24,829.90 and 7,192.12 is: 10,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.29 : 24,829.90 = 7,192.12 : x
  2. Step 2: Convert to fraction form
    16,553.29/24,829.90 = 7,192.12/x
  3. Step 3: Cross multiply
    16,553.29x = 24,829.90 × 7,192.12
  4. Step 4: Simplify right side
    16,553.29x = 178,579,620.39
  5. Step 5: Solve for x
    x = 178,579,620.39/16,553.29
  6. Step 6: Final answer
    x = 10,788.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.